Exerciser

ABSTRACT

An exerciser for exercising different parts of the body includes a base, two uprights mounted on the base, two transverse bars respectively fastened to the uprights at the top, a guide rail connected between the transverse bars, two rollers pivotally movably supported on the guide rails, two weight holders movably supported on the upright, a plurality of weights detachably mounted on the weight holders, two cord members, which have the respective first end respectively connected to the weight holders and a respective second end respectively mounted with a grip for pulling by the user.

BACKGROUND OF THE INVENTION

1. Field of the Invention

The present invention relates to exercising machines and moreparticularly, to an exerciser that is practical for exercising themuscles of different portions of the body.

2. Description of the Related Art

Due to limited open field space and free time, people living in citiesusually use exercising machines to exercise the body physically. Variousexercising apparatus are commercially available for exercising the handsand/or the legs. A pectoral fly machine, which is so-called as butterflymachine, is known for exercising the muscles of the chest and the arms.During operation, the user hold the grips of the butterfly machine withthe hands and rest the arms on the cushion, and then move the handsalternatively forwards and backwards to exercise the muscles of thechest. A stretching machine is known for exercising the muscles of theback. When using this design of stretching machine, the user holds thegrips of the machine with the hands, and then pulls the grips downwardstoward the chest and then releases the pressure repeatedly.

The aforesaid butterfly machine and stretching machine provide only oneoperation mode and can only exercise one specific part of the body. Forexercising the muscles of the chest and the back, the user has to usethese two different exercising machines.

Further, there is known a combination exerciser, which is a combinationof a butterfly machine and a stretching exerciser. However, this designof combination exerciser can simply exercise the muscles of the chestand the back, not practical for exercising other parts of the body.

Further, dumbbells are commonly used for exercising the muscles of thehuman body. However, because conventional dumbbells have a fixed weight,they cannot satisfy different exercising requirements. If a user uses anoverweight dumbbell to exercise the muscles of the arms, an athleticinjury may occur easily. Further, when using a dumbbell or dumbbells toexercise the muscles of the arms, the dumbbell or dumbbells may fall tothe ground to injure the user's feet accidentally. Therefore, it is notsafety to use conventional dumbbells to exercise the muscles of thearms.

SUMMARY OF THE INVENTION

The present invention has been accomplished under the circumstances inview. It is therefore one objective of the present invention to providean exerciser, which is practical for exercising different parts of thebody.

It is another objective of the present invention to provide anexerciser, which safely provides a dumbbell exercising mode.

According to one aspect of the present invention, the exercisercomprises a base, two uprights mounted on the base, two transverse barsrespectively fastened to the uprights, a guide rail connected betweenthe transverse bars, two rollers pivotally movably supported on theguide rail, two weight holders movably supported on the upright, aplurality of weights detachably mounted on the weight holders, two cordmembers, which run respectively over the rollers and have a respectivefirst end respectively connected to the weight holders and a respectivesecond end respectively mounted with a grip for pulling by the user.

According to a preferred embodiment of the present invention, theexerciser further comprises two posts. The posts each have a bottom endfixedly connected to the base and a top end respectively fastened to thetransverse bars.

In a preferred embodiment of the present invention, the exerciserfurther comprises two brackets each having a locating rod respectivelypivoted to the aforesaid posts, two hooks, two side rods respectivelyconnected between the locating rod and the two hooks, and a gap definedbetween the two hooks for the passing of the cord members for enablingthe cord members to be respectively inserted through the brackets.

In a preferred embodiment of the present invention, the exerciserfurther comprises two guide pulleys respectively pivotally mounted onthe connection areas between the uprights and the transverse bars toguide the cord members.

In a preferred embodiment of the present invention, the exerciserfurther comprises two limiters each having a sleeve respectivelyslidably sleeved onto the uprights, a locking member for locking therespective sleeve to the respective upright, a stop plate connected tothe sleeve, and a buffer block connected to the stop plate.

In a preferred embodiment of the present invention, the weight holderseach have two support rods disposed at two sides thereof for holding theweights.

In a preferred embodiment of the present invention, the rollers arerespectively moveably mounted on the guide rail by a respectiveuniversal joint ball bearing so that the rollers are tiltable relativeto the axis of the guide rail.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a front view of an exerciser according to the presentinvention.

FIG. 2 is a side view of the exerciser according to the presentinvention.

FIG. 3 is a top view of the exerciser according to the presentinvention.

FIG. 4 is a schematic drawing showing one action of the exerciseraccording to the present invention.

FIG. 5 is a schematic drawing showing another action of the exerciseraccording to the present invention.

FIG. 6 is a schematic drawing showing still another action of theexerciser according to the present invention.

FIG. 7 is another front view of the exerciser, showing weights mountedon the grips according to the present invention.

FIG. 8 is a schematic drawing of a part of the exerciser showing thegrip hung on the corresponding bracket according to the presentinvention.

DETAILED DESCRIPTION OF THE INVENTION

Referring to FIGS. 1-3, the present invention provides an exerciser 10,which comprises a frame, which includes a base 11, two uprights 12 andtwo transverse bars 13, two weight holders 14, a number of weights 15,two limiters 16, a guide rail 17, two rollers 18, two cord members 19,and two grips 20.

The base 11 is a substantially U-shaped metal member formed by welding.Two posts 112 are respectively uprightly connected to the base 11. Twobrackets 113 are respectively provided at the posts 112. The brackets113 each comprise a locating rod 117 transversely pivotally fastened toone post 112, two hooks 115 facing each other and spaced by a gap 114,and two parallel side rods 116 respectively connected between thelocating rod 117 and the two hooks 115.

The two uprights 12 are metal posts having the respective bottom endrespectively welded to the left and right ends of the rear side of thebase 11.

The transverse bars 13 are metal rods each having a rear endrespectively welded to the top end of each of the uprights 12 and afront end forwardly extending from the respective upright 12 forenabling the top ends of the posts 112 to be respectively welded to thetransverse bars 13. Further, a top bar 132 is fixedly connected betweenthe front ends of the transverse bars 13 in front of the posts 112 toreinforce the structural strength of the transverse bars 13. Two guidepulleys 134 are respectively pivoted to the connection areas between thetransverse bars 13 and the uprights 12 and biasable relative to the axisof the uprights 12.

The weight holders 14 are respectively slidably sleeved onto theuprights 12, each having two support rods 142 arranged at two sides andaligned in line and a stop plate 144 fixedly provide at the front side.

The weights 15 are circular heavy plate members detachably mounted onthe support rods 142 of the weight holders 14 to give a predeterminedweight to the weight holders 14.

The limiters 16 are respectively mounted on the uprights 12, eachcomprising a sleeve 162, a locking member 164, a stop plate 166, and abuffer block 168. The sleeve 162 is axially slidably sleeved onto oneupright 12. The locking member 164 according to this embodiment is alock screw adapted to lock the sleeve 162 to the respective upright 12at a predetermined elevation. The stop plate 166 is welded to the frontside of the sleeve 162. The buffer block 168 is provided at the bottomside of the stop plate 166 and adapted to buffer the striking force ofthe respective weight holder 14 against the respective limiter 16.

The guide rail 17 is a metal round rod fixedly connected between thefront ends of the transverse bars 13 behind the top bar 132.

The rollers 18 are respectively mounted with a respective universaljoint ball bearing (not shown) and respectively supported on the guiderail 17. Therefore, the rollers 18 can be moved along the guide rail 17and rotated relative to the guide rail 17. Further, by means of therespective universal joint ball bearings, the rollers 18 are tiltablerelative to the axis of the guide rail 17.

The cord members 19 according to this embodiment are steel cables eachhaving one end respectively fixedly connected to the weight holders 14and the other end respectively upwardly extending through the guidepulleys 134 and then extending forwards through the rollers 18 forconnecting the grips 20 respectively.

The grips 20 each have a rod-like grip body 202, a connecting member 204fastened to the two ends of the grip body 202, and two extending rods206 respectively extending from the two ends of the grip body 202. Theconnecting members 204 of the grips 20 are respectively fastened to thefree ends of the cord members 19. The extension rods 206 are adapted tohold weights 15. During exercise, the user can pull the grips 20 to movethe cord members 19 and the weight holders 14. Further, the cord members19 can be respectively passed through the gap 114 between the hooks 115of each bracket 113, so that the cord members 19 can be respectivelyinserted through the brackets 113 to let the connecting members 204 ofthe grips 20 be respectively stopped at the hooks 115 of the brackets113 and the grips 20 be respectively hung on the brackets 113.

Referring to FIG. 4, when using the exerciser 10, the user can stand onthe floor adjacent to the base 11 and hold the grips 20 with the handsand then pull the grips 20 downwards to the chest. At this time, thecord members 19 are moved to rotate the rollers 18 and the guide pulleys134 and to lift the weight holders 14 and the weights 15 on the weightholders 14 upwards toward the limiters 16. The user can then release theforce applied on the grips 20 when the weight holders 14 strike thelimiters 16. Thereafter, this exercising procedure is repeated again andagain to exercise the muscles of the back and the arms.

Referring to FIG. 5, the user can stand on the floor adjacent to thebase 11 and hold the grips 20 with the hands and then pull the grips 20forwards and downwards toward to the chest. At this time, the cordmembers 19 are moved to rotate the rollers 18 and the guide pulleys 134and to lift the weight holders 14 and the weights 15 on the weightholders 14 upwards toward the limiters 16. The user can then release theforce applied on the grips 20 when the weight holders 14 strike thelimiters 16. Thereafter, this exercising procedure is repeated again andagain to exercise the muscles of the back.

Referring to FIG. 6, the user can stand on the floor adjacent to thebase 11 and hold the grips 20 with the hands and then pull the grips 20downwards to the chest and then move the hands gradually toward eachother. At this time, the cord members 19 are moved to rotate the rollers18 and the guide pulleys 134 and to lift the weight holders 14 and theweights 15 on the weight holders 14 upwards toward the limiters 16. Asshown in FIG. 6, the guide pulleys 134 will bias relative to the axis ofthe respective upright 12 subject to the positions of the rollers 18 onthe guide rail 17. The user can then release the force applied on thegrips 20 when the weight holders 14 strike the limiters 16. Thereafter,this exercising procedure is repeated again and again to exercise thepectoralis major muscle and the deltoid muscle.

Referring to FIGS. 7 and 8, the user can remove the weights 15 from theweight holders 14 and then evenly attach the weights 15 to the extensionrods 206 of the grips 20 and then fasten respective nuts (not shown) tothe extension rods 206 to lock the weights 15 to the extension rods 206.Thus, the grips 20 can be used as dumbbells for exercising the musclesof the arms. After exercise, the user can hung the grips 20 on thebrackets 113 at the posts 112.

As indicated above, the invention provides an exerciser 10 that can beused to exercise different parts of the body. During exercise, the usercan stand or sit in front of the exerciser 10 and operate the grips 20in different directions to exercise different parts of the body.

Although a particular embodiment of the invention has been described indetail for purposes of illustration, various modifications andenhancements may be made without departing from the spirit and scope ofthe invention. Accordingly, the invention is not to be limited except asby the appended claims.

1. An exerciser comprising: a base; a guide rail mounted on said base;at least one weight holder movably supported on said base; a pluralityof weights selectively detachably mounted on said at least one weightholder; at least one roller rotatably supported on said guide rail andmovable along said guide rail; at least one cord member having a firstend connected to said at least one weight holder and a second endrespectively extending through said at least one roller; and at leastone grip respectively fastened to the second end of said at least onecord member.
 2. The exerciser as claimed in claim 1, further comprisingtwo uprights, said uprights each having a bottom end respectivelyfixedly fastened to said base and a top end spaced above said base. 3.The exerciser as claimed in claim 2, further comprising two transversebars, said transverse bars each having a rear end respectively fixedlyconnected to the top ends of said uprights, and a front end extendingforwards.
 4. The exerciser as claimed in claim 3, further comprising twoposts each having a bottom end connected to said base and a top endrespectively connected to the front ends of said transverse bars.
 5. Theexerciser as claimed in claim 4, further comprising two bracketsrespectively mounted on said posts for receiving said at least one grip,said brackets each comprising a locating rod respectively pivoted tosaid posts of said base, two hooks, two side rods respectively connectedbetween said locating rod and said two hooks, and a gap defined betweensaid two hooks for the passing of said at least one cord member forenabling said at least one cord member to be respectively insertedthrough said brackets.
 6. The exerciser as claimed in claim 3, furthercomprising two guide pulleys respectively pivotally mounted on aconnection areas between said transverse bars and said uprights andbiasable relative to said uprights for guiding said at least one cordmember.
 7. The exerciser as claimed in claim 2, further comprising twolimiters respectively mounted on said upright, said limiters eachcomprising a sleeve respectively slidably sleeved onto said uprights, alocking member for locking the respective sleeve to the respectiveupright, a stop plate connected to said sleeve, and a buffer blockconnected to said stop plate.
 8. The exerciser as claimed in claim 7,wherein said locking member is a lock screw.
 9. The exerciser as claimedin claim 1, wherein said at least one weight holder each has two supportrods symmetrically disposed at two sides thereof for holding saidweights.
 10. The exerciser as claimed in claim 1, wherein said at leastone roller each is respectively supported on said guide rail by arespective universal joint ball bearing so that said at least one rolleris respectively tiltable relative to an axis of said guide rail.
 11. Theexerciser as claimed in claim 1, wherein said at least one grip each hastwo extension rods disposed at two sides for holding said weights. 12.An exerciser comprising: a frame; two weight holders movably supportedon said frame; two cord members each having a first end respectivelyconnected to said weight holders and a second end; two gripsrespectively fastened to the second ends of said cord members; and aplurality of weights detachably mounted on said weight holders.
 13. Theexerciser as claimed in claim 12, wherein said frame comprises a base,two uprights connected to said base, two posts connected to said base,and two transverse bars respectively fastened to said uprights and saidports.
 14. The exerciser as claimed in claim 13, further comprising twobrackets respectively provided at said posts, said brackets eachcomprising a locating rod respectively pivoted to said posts, two hooks,two side rods respectively connected between said locating rod and saidtwo hooks, and a gap defined between said two hooks for the passing ofsaid cord members for enabling said cord members to be respectivelyinserted through said brackets.
 15. The exerciser as claimed in claim13, further comprising a guide rail connected between said transversebars, and two rollers supported on and movable along said guide railsfor guiding said cord members.
 16. The exerciser as claimed in claim 15,wherein said rollers are respectively moveably supported on said guiderail by a universal joint ball bearing so that said rollers are tiltablerelative to an axis of said guide rail.
 17. The exerciser as claimed inclaim 13, further comprising two guide pulleys respectively pivoted toconnection areas between said uprights and said transverse bars forguiding said cord members, said guide pulley being biasable relative tosaid uprights.
 18. The exerciser as claimed in claim 13, furthercomprising two limiters, said limiters each comprising a sleeverespectively slidably sleeved onto said uprights, a locking member forlocking the respective sleeve to the respective upright, a stop plateconnected to said sleeve, and a buffer block connected to said stopplate.
 19. The exerciser as claimed in claim 18, wherein said lockingmember is a lock screw.